Product Specific Problems - Dell P8624QT User Manual

Common
Symptoms
Geometric
Distortion
Synchronization
Problems
Safety Related
Issues
Intermittent
Problems
Missing Color
Wrong Color
Image retention
from a static
image left on the
display for a long
period of time
Touchscreen non-
responsive

Product Specific Problems

Specific
Symptoms
Screen image is
too small
62 | Troubleshooting
What You Possible Solutions
Experience
Screen not centered • Reset the display to factory settings.
correctly
Screen is scrambled • Reset the display to factory settings.
or appears torn • Perform display self-test feature check to determine if the
• Check for bent or broken pins in the video cable connector.
• Restart the computer in safe mode.
Visible signs of • Do not perform any troubleshooting steps.
smoke or sparks • Contact Dell immediately.
Display • Ensure that the video cable connecting the display to
malfunctions on
& off • Reset the display to factory settings.
• Perform display self-test feature check to determine if
Picture missing • Perform display self-test.
color • Ensure that the video cable connecting the display to
• Check for bent or broken pins in the video cable
Picture color not • Change the settings of the Preset Modes in the Color
good
• Adjust R/G/B value under Custom. Color in Color
• Change the Input Color Format to PC RGB or YPbPr
• Run the built-in diagnostics.
Faint shadow • Set the screen to turn off after a few minutes of
from the static
image displayed
appears on the • Alternatively, use a dynamically changing screensaver.
screen
Display cannot • Ensure Wake On Touch is enabled via OSD. Wake On
wake on touch
What You Possible Solutions
Experience
Image is centered • Check the Aspect Ratio setting in the Display menu
on screen, but
does not fill entire • Reset the display to factory settings.
viewing area
scrambled screen appears in self-test mode.
the computer is connected properly and is secure.
the intermittent problem occurs in self-test mode.
the computer is connected properly and is secure.
connector.
menu OSD depending on the application.
menu OSD.
in the Color menu OSD.
screen idle time. These can be adjusted in Windows
Power Options or Mac Energy Saver setting.
Touch is default off.
OSD.